From the databaseWhat the row says.
Every entry follows the same shape: what is happening, the mechanism, and the recommendation.
Scope
Supplement × Supplement
Last verified
June 4, 2026
CautionInsufficient evidence
What is happening. Both may have antiplatelet or bleeding-related cautions, especially around surgery or anticoagulants.
Mechanism. Potential additive platelet and bleeding effects.
Recommendation. Avoid high-dose combination before surgery or with anticoagulant therapy unless clinician-reviewed.
Stack Score
How it moves the number.
Effect on the composite score
If both Andrographis and Garlic Extract are in the same stack, this pair applies −5 to your Stack Score (per scored caution row).
The full algorithm, the clamping rules, and four worked stacks are at /methodology/stack-score.
SourcesSources, by evidence tier.
Every claim on this page is cited. PMIDs link straight to PubMed.
Reference material
1- 1Coon JT et al. Andrographis safety and efficacy review. Planta Medica. 2004.Needs sourceNo link